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4 votes
The circumference of a circular platter is 50 inches. If the radius is

doubled, what is the circumference of the new platter?

User Edu Ruiz
by
8.7k points

1 Answer

4 votes

Answer:

100 inches

Explanation:

the circumference (C) of a circle is calculated as

C = 2πr ( r is the radius )

if r is doubled , that is r = 2r , then

C = 2π × 2r = 4πr ← double the original circumference

then circumference of new platter = 2 × 50 = 100 inches

User Jonas Lejon
by
8.4k points
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